Underwater Speaker Array 3 Element Vertical Line

OCEANEARS 3 Element Underwater Speaker Vertical Line Array for HOMELAND SECURITY Port Protection Underwater Communication System for the U.S. Coast Guard — MSST’s. OCEANEARS Underwater Speaker Array as used by Mobile Safety and Security Teams (MSST) for Homeland Port Protection — Enhanced Underwater Loudhailer (eLOUD). Also used in the ENFORCER Underwater Communication & Diver Disruption System being developed in the UK.